Inventor
BURCH RICHARD A
US16 patents
⚠️ This page may combine multiple inventors who share the name “BURCH RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ADTRAN INC
9 patentsUS5809033ASep 15, 1998
Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
ADTRAN INC122 citations99
US5999542ADec 7, 1999
Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
ADTRAN INC45 citations96
US5793824AAug 11, 1998
Digital phase locked loop having adaptive bandwidth for pulse stuffing synchronized digital communication system
ADTRAN INC25 citations92
US5619506AApr 8, 1997
Method and apparatus for reducing waiting time jitter in pulse stuffing synchronized digital communications
ADTRAN INC22 citations92
US7433365B1Oct 7, 2008
System architecture for linking channel banks of a data communication system
ADTRAN INC23 citations90
US6393029B1May 21, 2002
Use of modified line encoding and low signal-to-noise auto ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
ADTRAN INC8 citations74
US6608840B2Aug 19, 2003
Use of modified line encoding and low signal-to-noise ratio based signal processing to extend range of digital data transmission over repeaterless two-wire telephone link
ADTRAN INC1 citations63
US7515591B1Apr 7, 2009
Primary channel bank-resident mechanism for scheduling downstream data transmissions to ports of multiple channel banks
ADTRAN INC2 citations60
US7477596B1Jan 13, 2009
Policing engine providing dynamic adjustment of peak and sustained data cell rates and efficient transfer of AAL5 cells
ADTRAN INC2 citations60
ADTRAN
4 patentsUS5526377AJun 11, 1996
Transversal filter useable in echo canceler, decision feedback equalizer applications for minimizing non-linear distortion in signals conveyed over full duplex two-wire communication link
ADTRAN26 citations92
US5396517AMar 7, 1995
Transversal filter useable in echo canceler, decision feedback equalizer applications for minimizing non-linear distortion in signals conveyed over full duplex two-wire communication link
ADTRAN32 citations92
US5539785AJul 23, 1996
Jitter/wander reduction circuit for pulse-stuffed, synchronized digital communications
ADTRAN16 citations74
US5680422AOct 21, 1997
Method and apparatus for reducing waiting time jitter in pulse stuffing synchronized digital communications
ADTRAN16 citations72